Hey guys! Ever looked at a Mossberg 500 and thought, "This could be even cooler"? Well, you're not alone! A Mossberg 500 bullpup conversion is a fantastic way to transform your trusty shotgun into something truly unique. The bullpup configuration shifts the action behind the trigger, resulting in a shorter overall length while maintaining a standard barrel length. This makes the shotgun more maneuverable in tight spaces without sacrificing the ballistic performance. We're going to dive deep into everything you need to know about converting your Mossberg 500, from the benefits and considerations to the actual conversion process and even some of the best kits out there. So, buckle up, and let's get started!

Understanding the Bullpup Configuration and Its Advantages

First off, what is a bullpup? Basically, it's a firearm design where the action and magazine are located behind the trigger. This allows for a significantly shorter overall length compared to a traditional shotgun while keeping the same barrel length. For the Mossberg 500 this means a more compact package, which can be a huge advantage in home defense scenarios, close-quarters combat, or just navigating through cluttered environments. The shorter length also makes it easier to handle and point quickly, a critical factor when seconds count. But it's not all about the size! Other benefits include improved balance. The weight is shifted rearward, closer to the shooter's body, which reduces muzzle climb and makes it easier to control rapid follow-up shots. This balance allows for more precise aiming and faster target acquisition. Furthermore, a bullpup design can sometimes offer a more streamlined appearance, making your Mossberg 500 look super slick. However, the bullpup design isn't without its potential drawbacks. The rearward positioning of the action can sometimes make ejection a bit different, and it might take some getting used to. Additionally, the trigger pull can sometimes feel different compared to a traditional shotgun. But, trust me, the advantages often outweigh any minor adjustments you need to make.

Benefits Breakdown

• Enhanced Maneuverability: Ideal for tight spaces. Shortened overall length makes navigation a breeze. Think hallways, corners, and anywhere space is at a premium.
• Improved Balance and Control: The rearward weight distribution reduces muzzle climb. This leads to quicker follow-up shots and better accuracy. You'll find it's easier to keep your sights on target.
• Aesthetics: Let's face it, bullpups look cool. It's a unique and eye-catching design that sets your shotgun apart from the crowd.

Considerations Before Starting Your Conversion

Alright, before you jump headfirst into converting your Mossberg 500 into a bullpup, let's take a look at some important factors. Converting a firearm is a serious undertaking, and it's essential to understand the legal aspects, safety precautions, and potential modifications required. First and foremost, make sure you're legally allowed to own and modify a firearm in your area. Laws vary by location, so familiarize yourself with local regulations to avoid any legal troubles. This includes checking for any restrictions on barrel length, overall length, or specific modifications. Next, consider your mechanical skills. While many conversion kits are designed to be user-friendly, some require a certain level of expertise. If you're not comfortable working with tools or disassembling firearms, consider seeking professional help from a gunsmith. Also, understand the potential impact on your shotgun's functionality. Bullpup conversions often require modifications to the trigger linkage, ejection port, and sometimes the magazine system. Think about how these changes might affect the feel and performance of your shotgun. Some kits may require permanent modifications to your Mossberg 500, so be prepared for that. Lastly, think about the ergonomics. The bullpup configuration changes how you hold and operate the shotgun. Be prepared for a learning curve, especially if you're used to a traditional setup. It's essential to ensure the conversion kit fits you comfortably and that you can easily access all the controls. Consider what optic you will want to use with the conversion kit, some kits require you to use certain optics, so take that into consideration. The more research you do before you start the conversion the more prepared you will be to do it correctly.

Essential Questions to Ask Yourself

• Legality: Are you legally permitted to own and modify a firearm in your area?
• Skill Level: Do you have the necessary mechanical skills or will you seek professional assistance?
• Functionality: Are you prepared to potentially alter the ejection system?
• Ergonomics: Will the new configuration be comfortable for you?

Popular Mossberg 500 Bullpup Conversion Kits

Now for the fun part! There are a number of awesome conversion kits on the market that can transform your Mossberg 500 into a bullpup beast. One of the most popular is the Mossberg 500 bullpup conversion kit from a company known as Bullpup Unlimited. The kits usually involve replacing the original stock and forend with a new bullpup housing. These kits typically include all the necessary hardware and instructions to complete the conversion, though some may require minor gunsmithing. Another great option is the High Tower Armory MBS conversion kit. The High Tower Armory MBS is a popular kit known for its rugged construction and ergonomic design. It offers a comfortable grip and easy access to all the controls. High Tower Armory also makes a bullpup conversion for the Mossberg 500, so be sure to check them out as well. When choosing a kit, consider factors like material quality, ease of installation, and compatibility with your specific Mossberg 500 model. Look for kits made from durable materials like aircraft-grade aluminum or reinforced polymer for long-lasting performance. Make sure the kit is specifically designed for the Mossberg 500 and that it includes all the necessary components. Also, take the time to read reviews and watch videos of the installation process. This will give you a better idea of what to expect and any potential challenges you might face. Finally, don't be afraid to compare different kits and read various online forums to see what other people recommend.

Top Kit Recommendations

• Bullpup Unlimited Kit: Known for its ease of installation and solid construction.
• High Tower Armory MBS Kit: Offers great ergonomics and durability.

Step-by-Step Guide to the Conversion Process

Okay, time to get your hands dirty! While the exact steps will vary depending on the conversion kit you choose, the general process for converting your Mossberg 500 to a bullpup is pretty similar. Safety first! Always ensure your shotgun is unloaded and the chamber is clear. Double-check that there are no shells in the magazine tube. Disconnect the barrel and forend. Then, you'll need to remove the original stock from your Mossberg 500. This typically involves removing a few screws and pins. Most kits will provide you with a new forend and handguard, which you can install at this time. Next, you'll install the bullpup housing, which replaces the original stock. This housing typically houses the trigger linkage, which is what connects the trigger to the firing mechanism. Follow the instructions that came with your kit carefully, as this is the most critical part of the conversion. This part might involve some adjusting of the linkage, depending on the kit. Be patient and take your time. Reassemble the shotgun, following the kit's instructions. This may involve attaching the barrel to the new housing. Before you consider your work complete, function-test the shotgun thoroughly. Make sure the trigger functions correctly, the action cycles smoothly, and the shotgun ejects shells reliably. Test-fire the shotgun at a safe range to ensure everything is working as it should. If you run into any issues, consult the kit's instructions or seek professional help from a gunsmith. Also, make sure that you are cleaning your weapon after each time you use it. Proper maintenance helps to keep your conversion running smoothly.

Conversion Checklist

1. Safety: Ensure the firearm is unloaded.
2. Disassembly: Remove the original stock, forend, and barrel.
3. Installation: Install the bullpup housing and trigger linkage.
4. Reassembly: Reassemble the shotgun, following kit instructions.
5. Function Test: Verify proper trigger function and ejection.

Troubleshooting Common Issues

Even with the best instructions, you might run into some hiccups during your Mossberg 500 bullpup conversion. Don't worry, it's all part of the process. If you're having trouble with the trigger pull, make sure the trigger linkage is correctly aligned and adjusted. Sometimes, the linkage might need a slight adjustment to achieve a smooth and consistent trigger pull. If the action isn't cycling smoothly, check for any obstructions or binding within the action itself. Make sure all the moving parts are properly lubricated. In some instances, it is beneficial to adjust the feed ramp. Shells getting stuck can be a headache, inspect the magazine tube and lifter for any damage. Ensure that the magazine spring is functioning properly. Also, double-check that you're using the correct type of ammunition for your shotgun. Improper feeding or ejection can also sometimes be caused by issues with the ejector or extractor. If you are still running into issues, consult the kit manufacturer's website or contact their customer support. Online forums and communities dedicated to gun modification can be helpful resources as well. Many other people may have encountered and fixed the same issues before. Remember, patience and attention to detail are key to a successful conversion.

Troubleshooting Tips

• Trigger Pull: Adjust trigger linkage for a smooth pull.
• Action Cycling: Check for obstructions and ensure proper lubrication.
• Feeding/Ejection: Inspect the magazine tube, lifter, and ejector.

Maintenance and Care for Your Bullpup Mossberg 500

Once you've successfully converted your Mossberg 500 into a bullpup, proper maintenance is key to keeping it in top condition and ensuring its longevity. Regularly clean your shotgun after each use, or at least after every shooting session. This removes any fouling, residue, or debris that can build up inside the action and barrel. Use a quality gun cleaning solvent and follow the manufacturer's instructions. Don't forget to lubricate all the moving parts with a gun oil or lubricant to reduce friction and prevent wear. Pay special attention to the trigger linkage and any other moving parts within the bullpup housing. Inspect your shotgun regularly for any signs of wear, damage, or loose components. Check the screws and pins to ensure they're securely tightened. If you notice any issues, address them promptly to prevent them from worsening. Store your shotgun in a cool, dry place away from direct sunlight and extreme temperatures. Using the correct cleaning supplies is also important, always use the correct supplies for your shotgun. Consider using a gun safe to prevent any unauthorized access. By following these maintenance tips, you can keep your Mossberg 500 bullpup conversion running smoothly for years to come.

Maintenance Essentials

• Cleaning: Clean after each use with appropriate solvents.
• Lubrication: Lubricate moving parts with gun oil or lubricant.
• Inspection: Regularly check for wear, damage, and loose components.

Conclusion: Is the Mossberg 500 Bullpup Conversion Right for You?

So, is a Mossberg 500 bullpup conversion the right choice for you? Hopefully, after reading this guide, you now have a better understanding of the process. It's an awesome way to customize your shotgun and enjoy a more compact and maneuverable firearm. It's a project that's both rewarding and fun. Before you start, remember to weigh the advantages and disadvantages, consider your skill level, and ensure you're familiar with local laws and safety guidelines. If you are willing to learn and enjoy the process of customizing firearms, a Mossberg 500 bullpup conversion might just be the perfect upgrade for your needs. Always prioritize safety and responsible gun ownership. Happy shooting! I hope this helps you guys make the right choice!